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Finding the Fourth Proportional to 374,168.84, 516,352.12 and 204,404.18

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Solution

The fourth proportional to 374,168.84, 516,352.12 and 204,404.18 is: 282,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,168.84 : 516,352.12 = 204,404.18 : x
  2. Step 2: Convert to fraction form
    374,168.84/516,352.12 = 204,404.18/x
  3. Step 3: Cross multiply
    374,168.84x = 516,352.12 × 204,404.18
  4. Step 4: Simplify right side
    374,168.84x = 105,544,528,587.09
  5. Step 5: Solve for x
    x = 105,544,528,587.09/374,168.84
  6. Step 6: Final answer
    x = 282,077.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.